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personal data approved: 2024. I. 10.
Personal data
Krisztián Lengyel
name Krisztián Lengyel
name of institution
doctoral school
BME Doctoral School of Physics (Academic staff member)
ELTE György Hevesy Doctoral School of Chemistry (Academic staff member)
ELTE Doctoral School of Physics (Academic staff member)
the share of work in the different doctoral schools. BME Doctoral School of Physics 25%
ELTE György Hevesy Doctoral School of Chemistry 50%
ELTE Doctoral School of Physics 25%
Contact details
E-mail address lengyel.krisztianwigner.mta.hu
phone number +36 1 392-2222/1139
own web page
Academic title
scientific degree, title Ph.D.
year degree was obtained 2005
discipline to which degree belongs physics
institution granting the degree Szegedi Tudományegyetem (to be translated)
Employment
2000 - MTA Wigner Fizikai Kutatóközpont SZFI (research institute, not university)
other (not specified) (tud. főmunkatárs)
Thesis topic supervisor
number of doctoral students supervised until now 1
number of students who fulfilled course requirements 1
students who obtained their degrees:
Éva Ilona Tichy-Rács PhD 2022  DSC-ELTE

completed course requirement:
Éva Tichy-Rács (PhD) 2015/08  
  Thesis topic proposals
Research
research area Spectroscopic investigation of optical crystals (e.g. LiNbO3, YAB, LYSO). Intrinsic and extrinsic defects in crystals.
research field in which current research is conducted physics
Publications
2022

Kocsor L., Kovács L., Bencs L., Kolonits T., Lengyel K., Bazsó G., Kis Z., Péter L.: Lithium oxide loss of lithium niobate nanocrystals during high-energy ball-milling, JOURNAL OF ALLOYS AND COMPOUNDS 909: 164713
type of document: Journal paper/Article
language: English
URL 
2022

Mandula Gabor, Kis Zsolt, Lengyel Krisztian, Kovacs Laszlo, Tichy-Racs Eva: Saturation Spectroscopic Studies on Yb3+ and Er3+ Ions in Li6Y(BO3)(3) Single Crystals, CRYSTALS 12: (8) 1151
type of document: Journal paper/Article
language: English
URL 
2021

Tichy-Rács É., Romet I., Kovács L., Lengyel K., Corradi G., Nagirnyi V.: Optical spectroscopy of Li6Y(BO3)3 single crystals doped with dysprosium, CRYSTALS 11: (5) 503
type of document: Journal paper/Article
number of independent citations: 1
language: English
URL 
2021

Lengyel K., Tichy-Rács É., Timpmann K., Vielhauer S., Romet I., Kovács L., Corradi G., Butkus R., Vengris M., Grigonis R., Sirutkaitis V., Sildos I., Kiisk V., Puust L., Nagirnyi V.: Cooperative luminescence of Yb3+ ion pairs in Li6Y(BO3)3:Yb single crystals, JOURNAL OF LUMINESCENCE 230: 117732
type of document: Journal paper/Article
language: English
URL 
2019

Kovacs L, Kocsor L, Tichy-Racs E, Lengyel K, Bencs L, Corradi G: Hydroxyl ion probing transition metal dopants occupying Nb sites in stoichiometric LiNbO3, OPTICAL MATERIALS EXPRESS 9: (12) pp. 4506-4516.
type of document: Journal paper/Article
number of independent citations: 3
language: English
URL 
2017

Kovács L, Arceiz Casas S, Corradi G, Tichy-Rács É, Kocsor L, Lengyel K, Ryba-Romanowski W, Strzep A, Scholle A, Greulich-Weber S: Optical and EPR spectroscopy of Er3+ in lithium yttrium borate, Li6Y(BO3)3:Er single crystals, OPTICAL MATERIALS 72: pp. 270-275.
type of document: Journal paper/Article
number of independent citations: 2
language: English
URL 
2015

Lengyel K, Péter Á, Kovács L, Corradi G, Pálfalvi L, Hebling J, Unferdorben M, Dravecz G, Hajdara I, Szaller Z, Polgár K: Growth, defect structure, and THz application of stoichiometric lithium niobate, APPLIED PHYSICS REVIEWS 2: (4) 040601
type of document: Journal paper/Article
number of independent citations: 77
language: English
URL 
2011

Szalay V, Lengyel K, Kovacs L, Timon V, Hernandez-Laguna A: Vibrations of H(+)(D(+)) in stoichiometric LiNbO(3) single crystal, JOURNAL OF CHEMICAL PHYSICS 135: (12) 124501
type of document: Journal paper/Article
language: English
URL 
2007

Lengyel K, Kovacs L, Peter A, Polgar K, Corradi G: The effect of stoichiometry and mg doping on the raman spectra of linbo3 : mg crystals, APPLIED PHYSICS B - LASERS AND OPTICS 87: (2) pp. 317-322.
type of document: Journal paper/Article
number of independent citations: 23
language: English
URL 
2003

Kovacs L, Lengyel K, Peter A, Polgar K, Beran A: IR absorption spectroscopy of water in CsLiB6O10 crystals, OPTICAL MATERIALS 24: (3) pp. 457-463.
type of document: Journal paper/Article
number of independent citations: 28
language: English
URL 
Number of independent citations to these publications:134 
Scientometric data
list of publications and citations
number of scientific publications that meet accreditation criteria:
70
number of scientific publications:
68
monographs and professional books:
0
monographs/books in which chapters/sections were contributed:
0 
number of independent citations to scientific publications and creative works:
530

 
All rights reserved © 2007, Hungarian Doctoral Council. Doctoral Council registration number at commissioner for data protection: 02003/0001. Program version: 2.2358 ( 2017. X. 31. )